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Question 1:
If the simple interest on a sum of money for 2 years at 5% per annum is Rs. 50, what is the compound interest on the same at the same rate and for the same time?
A. Rs. 50
B. Rs. 51.25
Feedback Sum = Rs.(50 x 100/2x5) = Rs. 500.
Amount= Rs.(500 x (1+ 5/100)^2 )
= Rs (500x21/20x21/20
= Rs. 551.25
C.I. = Rs. (551.25 - 500) = Rs. 51.25 .
C. Rs. 51.50
D. Rs. 52

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